Seagate FreeAgent GoFlex 1.5TB USB 3.0/2.0 Ultra-Portable External Hard Drive (Black) USB 3.0/2.0 plug-and-play drive Easy-to-use preloaded auto backup and encryption software Upgradable to FireWire 800 or eSATA Access content over the network and on TV when paired with other GoFlex products 2-year limited warranty